Earth working – Rolling – rotating or orbitally moving tool – Tool has circumferentially spaced teeth – tines – blades or...
Patent
1980-03-13
1982-11-23
Johnson, Richard J.
Earth working
Rolling, rotating or orbitally moving tool
Tool has circumferentially spaced teeth, tines, blades or...
172123, 172747, 299 89, 37 94, A01B 3310
Patent
active
043600689
ABSTRACT:
A rotary tool is disclosed which is adapted to be mounted on a machine having power drive means and movable over a field surface to produce furrows therein. The rotary tool comprises bit elements mounted in abutting relation from a peripheral surface of a disc and having compacts of hard wear resistant material which form the leading edge of the bit elements that are to engage the earth.
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Hutzell Clyde G.
Stephenson Earle W.
Blecker Ira D.
Burns Lawrence R.
Johnson Richard J.
Kennametal Inc.
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